reverted deployments first spec back....

deployments/ghost-blog-deployment.yaml

@@ -1,8 +1,7 @@
 apiVersion: apps/v1
 kind: Deployment
-metadata:
-  name: ghost-blog-deployment
-  namespace: blog
+name: ghost-blog-deployment
+namespace: blog
 spec:
   replicas: 1
   selector:

deployments/mysql-deployment.yaml

@@ -3,15 +3,15 @@ kind: Deployment
 metadata:
   name: mysql-deployment
   namespace: blog
-  spec:
+spec:
   replicas: 1
   selector:
-    spec:
-      containers:
-      - name: mysql
-        image: mysql:8.0
-        ports:
-        - containerPort: 3306
+    matchLabels:
+      app: mysql
+  template:
+    metadata:
+      labels:
+        app: mysql
     spec:
       containers:
       - name: mysql